pratyakshsharma commented on a change in pull request #4210:
URL: https://github.com/apache/carbondata/pull/4210#discussion_r732717781
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File path: docs/configuration-parameters.md
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@@ -151,6 +169,17 @@ This section provides the details of all the
configurations required for the Car
| carbon.partition.max.driver.lru.cache.size | -1 | Maximum memory **(in MB)**
upto which driver can cache partition metadata. Beyond this, least recently
used data will be removed from cache before loading new set of values.
| carbon.mapOrderPushDown.<db_name>_<table_name>.column| empty | If order by
column is in sort column, specify that sort column here to avoid ordering at
map task . |
| carbon.metacache.expiration.seconds | Long.MAX_VALUE | Expiration time **(in
seconds)** for tableInfo cache in CarbonMetadata and tableModifiedTime in
CarbonFileMetastore, after the time configured since last access to the cache
entry, tableInfo and tableModifiedTime will be removed from each cache. Recent
access will refresh the timer. Default value of Long.MAX_VALUE means the cache
will not be expired by time. **NOTE:** At the time when cache is being expired,
queries on the table may fail with NullPointerException. |
+| is.driver.instance | false | This parameter decides if LRU cache for storing
indexes need to be created on driver. By default, it is created on executors. |
+| carbon.input.metrics.update.interval | 500000 | This property determines the
number of records queried after which input metrics are updated to spark. |
Review comment:
ok.
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